About TDN

The company behind the companies.

TDN Agency is a privately managed business consultancy and portfolio management company. We oversee and support specialized brands operating across advertising, marketing, technology, eCommerce, coaching, and consumer finance.

Our Structure

One management structure. Many areas of expertise.

Rather than forcing every service into a single company, TDN Agency develops and manages focused businesses equipped to serve distinct markets. Our centralized structure connects strategy, resources, technology, and operational oversight, while allowing each brand to retain its own identity and expertise.

It is the same principle behind any well-run holding structure: specialists do the specialized work, and one team keeps the whole system aligned, accountable, and moving in the same direction.

TDN Agency provides business consulting, portfolio management, marketing, technology coordination, administrative oversight, and shared operational services to affiliated brands and external clients.
Simple Organizational Model

Connected expertise without fragmented management.

01

TDN Agency Leads

We assess the need, develop the strategy, coordinate resources, and oversee performance across the network.

02

Portfolio Companies Execute

Ozen Marketing, Herij Network, Coreronize, and HydroSuns deliver focused services within their areas of expertise.

03

Shared Resources Create Scale

Portfolio companies benefit from connected technology, marketing intelligence, administrative resources, and operational experience.

04

Clients Receive One Coordinated Solution

Partners can engage one specialized company, or access multiple capabilities through a coordinated TDN Agency engagement.

The Portfolio, at a Glance

TDN Agency — parent management and consultancy company.

Ozen Marketing

Marketing and campaign activation.

Herij Network

Consumer finance and financial-business solutions.

Coreronize

eCommerce and retail.

HydroSuns

Coaching and professional development.

Technology Brands

Hosting, CRM, domains, applications, and infrastructure.

TDN Five

The five-industry business-management framework.

Building a network on clarity, not complexity.

TDN Agency develops the business strategy and coordinates the network. Each portfolio company plans and executes within its own area of expertise — a distinction we keep consistent everywhere we show up.